401047921690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{523}}^1\times {\mathrm{14011}}^1$

素因数の和:14975

約数の個数: 64

約数和(自身を含む): 780808275072

約数和(自身を除く): 379760353382

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 421, 523, 842, 1046, 2105, 2615, 4210, 5230, 5473, 6799, 10946, 13598, 14011, 27365, 28022, 33995, 54730, 67990, 70055, 140110, 182143, 220183, 364286, 440366, 910715, 1100915, 1821430, 2201830, 2862379, 5724758, 5898631, 7327753, 11797262, 14311895, 14655506, 28623790, 29493155, 36638765, 58986310, 73277530, 76682203, 95260789, 153364406, 190521578, 383411015, 476303945, 766822030, 952607890, 3084984013, 6169968026, 15424920065, 30849840130, 40104792169, 80209584338, 200523960845, 401047921690]

約数ペア:

[(1, 401047921690), (2, 200523960845), (5, 80209584338), (10, 40104792169), (13, 30849840130), (26, 15424920065), (65, 6169968026), (130, 3084984013), (421, 952607890), (523, 766822030), (842, 476303945), (1046, 383411015), (2105, 190521578), (2615, 153364406), (4210, 95260789), (5230, 76682203), (5473, 73277530), (6799, 58986310), (10946, 36638765), (13598, 29493155), (14011, 28623790), (27365, 14655506), (28022, 14311895), (33995, 11797262), (54730, 7327753), (67990, 5898631), (70055, 5724758), (140110, 2862379), (182143, 2201830), (220183, 1821430), (364286, 1100915), (440366, 910715)]